123 lines
3.6 KiB
C++
123 lines
3.6 KiB
C++
/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2007 INRIA
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
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*/
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#ifndef UDP_SOCKET_IMPL_H
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#define UDP_SOCKET_IMPL_H
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#include <stdint.h>
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#include <queue>
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#include "ns3/callback.h"
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#include "ns3/traced-callback.h"
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#include "ns3/socket.h"
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#include "ns3/ptr.h"
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#include "ns3/ipv4-address.h"
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#include "ns3/udp-socket.h"
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namespace ns3 {
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class Ipv4EndPoint;
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class Node;
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class Packet;
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class UdpL4Protocol;
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/**
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* \ingroup udp
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* \brief A sockets interface to UDP
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*
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* This class subclasses ns3::UdpSocket, and provides a socket interface
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* to ns3's implementation of UDP.
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*/
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class UdpSocketImpl : public UdpSocket
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{
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public:
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static TypeId GetTypeId (void);
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/**
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* Create an unbound udp socket.
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*/
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UdpSocketImpl ();
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virtual ~UdpSocketImpl ();
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void SetNode (Ptr<Node> node);
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void SetUdp (Ptr<UdpL4Protocol> udp);
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virtual enum SocketErrno GetErrno (void) const;
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virtual Ptr<Node> GetNode (void) const;
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virtual int Bind (void);
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virtual int Bind (const Address &address);
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virtual int Close (void);
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virtual int ShutdownSend (void);
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virtual int ShutdownRecv (void);
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virtual int Connect(const Address &address);
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virtual int Listen (void);
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virtual uint32_t GetTxAvailable (void) const;
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virtual int Send (Ptr<Packet> p, uint32_t flags);
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virtual int SendTo (Ptr<Packet> p, uint32_t flags, const Address &address);
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virtual uint32_t GetRxAvailable (void) const;
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virtual Ptr<Packet> Recv (uint32_t maxSize, uint32_t flags);
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virtual Ptr<Packet> RecvFrom (uint32_t maxSize, uint32_t flags,
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Address &fromAddress);
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virtual int GetSockName (Address &address) const;
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private:
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// Attributes set through UdpSocket base class
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virtual void SetRcvBufSize (uint32_t size);
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virtual uint32_t GetRcvBufSize (void) const;
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virtual void SetIpTtl (uint32_t ipTtl);
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virtual uint32_t GetIpTtl (void) const;
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virtual void SetIpMulticastTtl (uint32_t ipTtl);
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virtual uint32_t GetIpMulticastTtl (void) const;
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friend class UdpSocketFactory;
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// invoked by Udp class
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int FinishBind (void);
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void ForwardUp (Ptr<Packet> p, Ipv4Address ipv4, uint16_t port);
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void Destroy (void);
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int DoSend (Ptr<Packet> p);
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int DoSendTo (Ptr<Packet> p, const Address &daddr);
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int DoSendTo (Ptr<Packet> p, Ipv4Address daddr, uint16_t dport);
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Ipv4EndPoint *m_endPoint;
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Ptr<Node> m_node;
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Ptr<UdpL4Protocol> m_udp;
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Ipv4Address m_defaultAddress;
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uint16_t m_defaultPort;
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Callback<void,Ptr<Socket>,uint32_t,const Address &> m_dummyRxCallback;
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Callback<void,Ptr<Socket>,uint8_t const*,uint32_t,const Address &> m_rxCallback;
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TracedCallback<Ptr<const Packet> > m_dropTrace;
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enum SocketErrno m_errno;
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bool m_shutdownSend;
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bool m_shutdownRecv;
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bool m_connected;
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std::queue<Ptr<Packet> > m_deliveryQueue;
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uint32_t m_rxAvailable;
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// Socket attributes
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uint32_t m_rcvBufSize;
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uint32_t m_ipTtl;
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uint32_t m_ipMulticastTtl;
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};
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}//namespace ns3
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#endif /* UDP_SOCKET_IMPL_H */
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